With the much-anticipated launch of its convenience store Amazon Go, the e-commerce giant seemingly ushered in the next big trend in retail: the absence of cash registers and the people needed to work them. In fact, there’s already a startup called AiFi working on the technology–which involves artificial intelligence, cameras, and sensors–that would allow any retailer to convert their shops into “grab and go” operations where customers simply take items from shelves and leave. But cash register-less stores in only one part of where retail is heading in the future. Read more at Inc.